package com.jincheng.system.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.jincheng.common.constant.UserConstants;
import com.jincheng.common.core.domain.entity.SysRole;
import com.jincheng.common.core.domain.entity.SysUser;
import com.jincheng.common.exception.ServiceException;
import com.jincheng.common.utils.DateUtils;
import com.jincheng.common.utils.SecurityUtils;
import com.jincheng.common.utils.StringUtils;
import com.jincheng.common.utils.bean.BeanValidators;
import com.jincheng.common.utils.spring.SpringUtils;
import com.jincheng.system.domain.Activity;
import com.jincheng.system.domain.SignInSheet;
import com.jincheng.system.domain.SysPost;
import com.jincheng.system.domain.SysUserRole;
import com.jincheng.system.domain.dto.LineBarChartDTO;
import com.jincheng.system.domain.dto.UserSimpleDTO;
import com.jincheng.system.domain.dto.UserStatisticsDTO;
import com.jincheng.system.domain.vo.IntegralVo;
import com.jincheng.system.mapper.*;
import com.jincheng.system.service.ISysConfigService;
import com.jincheng.system.service.ISysDeptService;
import com.jincheng.system.service.ISysUserService;
import jakarta.validation.Validator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.CollectionUtils;

import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import java.util.stream.Collectors;

import static com.jincheng.common.utils.SecurityUtils.getUserId;

/**
 * 用户 业务层处理
 *
 * @author DairyJay
 */
@Service
public class SysUserServiceImpl implements ISysUserService {
    private static final Logger log = LoggerFactory.getLogger(SysUserServiceImpl.class);

    private final SysUserMapper userMapper;

    private final SysRoleMapper roleMapper;

    private final SysPostMapper postMapper;

    private final SysUserRoleMapper userRoleMapper;

    private final ISysConfigService configService;

    private final ISysDeptService deptService;
    private final ActivityMapper activityMapper;
    private final SignInSheetMapper signInSheetMapper;

    protected Validator validator;

    public SysUserServiceImpl(SysUserMapper userMapper,
                              SysRoleMapper roleMapper,
                              SysPostMapper postMapper,
                              SysUserRoleMapper userRoleMapper,
                              ISysConfigService configService,
                              ISysDeptService deptService,
                              Validator validator, ActivityMapper activityMapper, SignInSheetMapper signInSheetMapper) {
        this.userMapper = userMapper;
        this.roleMapper = roleMapper;
        this.postMapper = postMapper;
        this.userRoleMapper = userRoleMapper;
        this.configService = configService;
        this.deptService = deptService;
        this.validator = validator;
        this.activityMapper = activityMapper;
        this.signInSheetMapper = signInSheetMapper;
    }

    /**
     * 根据条件分页查询用户列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
//    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUserList(SysUser user) {
        return userMapper.selectUserList(user);
    }

    /**
     * 根据条件分页查询已分配用户角色列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
//    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectAllocatedList(SysUser user) {
        return userMapper.selectAllocatedList(user);
    }

    /**
     * 根据条件分页查询未分配用户角色列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
//    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUnallocatedList(SysUser user) {
        return userMapper.selectUnallocatedList(user);
    }

    /**
     * 根据部落id查询用户列表
     *
     * @param tribeId 部落id
     * @return 用户列表
     */
    @Override
    public List<UserSimpleDTO> selectUserListByTribeId(Long tribeId) {
        return userMapper.selectUserListByTribeId(tribeId);
    }

    /**
     * 通过用户名查询用户
     *
     * @param userName 用户名
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserByUserName(String userName) {
        return userMapper.selectUserByUserName(userName);
    }

    /**
     * 通过用户ID查询用户
     *
     * @param userId 用户ID
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserById(Long userId) {
        return userMapper.selectUserById(userId);
    }

    /**
     * 通过用户ID查询用户
     *
     * @param studentNumber 用户学号
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserByStudentNumber(String studentNumber) {
        return userMapper.selectUserByStudentNumber(studentNumber);
    }

    /**
     * 查询用户所属角色组
     *
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserRoleGroup(String userName) {
        List<SysRole> list = roleMapper.selectRolesByUserName(userName);
        if (CollectionUtils.isEmpty(list)) {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysRole::getRoleName).collect(Collectors.joining(","));
    }

    /**
     * 查询用户所属岗位组
     *
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserPostGroup(String userName) {
        List<SysPost> list = postMapper.selectPostsByUserName(userName);
        if (CollectionUtils.isEmpty(list)) {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysPost::getPostName).collect(Collectors.joining(","));
    }

    @Override
    public List<UserSimpleDTO> selectUserListByActivityId(Long activityId) {
        return userMapper.selectUserListByActivityId(activityId);
    }

    /**
     * 校验用户名称是否唯一
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean checkUserNameUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkUserNameUnique(user.getUserName());
        if (StringUtils.isNotNull(info) && !Objects.equals(info.getUserId(), userId)) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验手机号码是否唯一
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean checkPhoneUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkPhoneUnique(user.getPhoneNumber());
        if (StringUtils.isNotNull(info) && !Objects.equals(info.getUserId(), userId)) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验email是否唯一
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean checkEmailUnique(SysUser user) {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkEmailUnique(user.getEmail());
        if (StringUtils.isNotNull(info) && !Objects.equals(info.getUserId(), userId)) {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验用户是否允许操作
     *
     * @param user 用户信息
     */
    @Override
    public void checkUserAllowed(SysUser user) {
        if (StringUtils.isNotNull(user.getUserId()) && user.isSuperAdmin()) {
            throw new ServiceException("不允许操作超级管理员用户");
        }
    }

    /**
     * 校验用户是否有数据权限
     *
     * @param userId 用户id
     */
    @Override
    public void checkUserDataScope(Long userId) {
        if (!SysUser.isSuperAdmin(getUserId())) {
            SysUser user = new SysUser();
            user.setUserId(userId);
            List<SysUser> users = SpringUtils.getAopProxy(this).selectUserList(user);
//            List<SysUser> users = selectUserList(user);
            if (StringUtils.isEmpty(users)) {
                throw new ServiceException("没有权限访问用户数据！");
            }
        }
    }

    /**
     * 新增保存用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional
    public int insertUser(SysUser user) {
        // 新增用户信息
        int rows = userMapper.insertUser(user);
        // 新增用户与角色管理
        insertUserRole(user);
        return rows;
    }

    /**
     * 注册用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean registerUser(SysUser user) {
        boolean insert = userMapper.insertUser(user) > 0;
        if (insert) {
            userRoleMapper.insertUserRole(new SysUserRole(user.getUserId(), 5L));
        }
        return insert;
    }

    /**
     * 修改保存用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional
    public int updateUser(SysUser user) {
        Long userId = user.getUserId();
        // 删除用户与角色关联
        userRoleMapper.deleteUserRoleByUserId(userId);
        // 新增用户与角色管理
        insertUserRole(user);
//        // 删除用户与岗位关联
//        userPostMapper.deleteUserPostByUserId(userId);
        // 新增用户与岗位管理
//        insertUserPost(user);
        return userMapper.updateUser(user);
    }

    /**
     * 用户授权角色
     *
     * @param userId  用户ID
     * @param roleIds 角色组
     */
    @Override
    @Transactional
    public void insertUserAuth(Long userId, Long[] roleIds) {
        userRoleMapper.deleteUserRoleByUserId(userId);
        insertUserRole(userId, roleIds);
    }

    /**
     * 修改用户状态
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserStatus(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户基本信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserProfile(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户头像
     *
     * @param userName 用户名
     * @param avatar   头像地址
     * @return 结果
     */
    @Override
    public boolean updateUserAvatar(String userName, String avatar) {
        return userMapper.updateUserAvatar(userName, avatar) > 0;
    }

    /**
     * 重置用户密码
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int resetPwd(SysUser user) {
        return userMapper.updateUser(user);
    }

    /**
     * 重置用户密码
     *
     * @param userName 用户名
     * @param password 密码
     * @return 结果
     */
    @Override
    public int resetUserPwd(String userName, String password) {
        return userMapper.resetUserPwd(userName, password);
    }

    /**
     * 新增用户角色信息
     *
     * @param user 用户对象
     */
    public void insertUserRole(SysUser user) {
        this.insertUserRole(user.getUserId(), user.getRoleIds());
    }


    /**
     * 新增用户角色信息
     *
     * @param userId  用户ID
     * @param roleIds 角色组
     */
    public void insertUserRole(Long userId, Long[] roleIds) {
        if (StringUtils.isNotEmpty(roleIds)) {
            // 新增用户与角色管理
            List<SysUserRole> list = new ArrayList<>(roleIds.length);
            for (Long roleId : roleIds) {
                SysUserRole ur = new SysUserRole();
                ur.setUserId(userId);
                ur.setRoleId(roleId);
                list.add(ur);
            }
            userRoleMapper.batchUserRole(list);
        }
    }

    /**
     * 通过用户ID删除用户
     *
     * @param userId 用户ID
     * @return 结果
     */
    @Override
    @Transactional
    public int deleteUserById(Long userId) {
        // 删除用户与角色关联
        userRoleMapper.deleteUserRoleByUserId(userId);
        return userMapper.deleteUserById(userId);
    }

    /**
     * 批量删除用户信息
     *
     * @param userIds 需要删除的用户ID
     * @return 结果
     */
    @Override
    @Transactional
    public int deleteUserByIds(Long[] userIds) {
        for (Long userId : userIds) {
            checkUserAllowed(new SysUser(userId));
            checkUserDataScope(userId);
        }
        // 删除用户与角色关联
        userRoleMapper.deleteUserRole(userIds);
        return userMapper.deleteUserByIds(userIds);
    }

    /**
     * 导入用户数据
     *
     * @param userList        用户数据列表
     * @param isUpdateSupport 是否更新支持，如果已存在，则进行更新数据
     * @param operName        操作用户
     * @return 结果
     */
    @Override
    public String importUser(List<SysUser> userList, Boolean isUpdateSupport, String operName) {
        if (StringUtils.isNull(userList) || userList.isEmpty()) {
            throw new ServiceException("导入用户数据不能为空！");
        }
        int successNum = 0;
        int failureNum = 0;
        StringBuilder successMsg = new StringBuilder();
        StringBuilder failureMsg = new StringBuilder();
        for (SysUser user : userList) {
            try {
                // 验证是否存在这个用户
                SysUser u = userMapper.selectUserByUserName(user.getUserName());
                if (StringUtils.isNull(u)) {
                    BeanValidators.validateWithException(validator, user);
                    deptService.checkDeptDataScope(user.getDeptId());
                    String password = configService.selectConfigByKey("sys.user.initPassword");
                    user.setPassword(SecurityUtils.encryptPassword(password));
                    user.setCreateBy(operName);
                    userMapper.insertUser(user);
                    successNum++;
                    successMsg.append("<br/>")
                            .append(successNum)
                            .append("、账号 ")
                            .append(user.getUserName())
                            .append(" 导入成功");
                } else if (isUpdateSupport) {
                    BeanValidators.validateWithException(validator, user);
                    checkUserAllowed(u);
                    checkUserDataScope(u.getUserId());
                    deptService.checkDeptDataScope(user.getDeptId());
                    user.setUserId(u.getUserId());
                    user.setUpdateBy(operName);
                    userMapper.updateUser(user);
                    successNum++;
                    successMsg.append("<br/>")
                            .append(successNum)
                            .append("、账号 ")
                            .append(user.getUserName())
                            .append(" 更新成功");
                } else {
                    failureNum++;
                    failureMsg.append("<br/>")
                            .append(failureNum)
                            .append("、账号 ")
                            .append(user.getUserName())
                            .append(" 已存在");
                }
            } catch (Exception e) {
                failureNum++;
                String msg = "<br/>" + failureNum + "、账号 " + user.getUserName() + " 导入失败：";
                failureMsg.append(msg)
                        .append(e.getMessage());
                log.error(msg, e);
            }
        }
        if (failureNum > 0) {
            failureMsg.insert(0, "很抱歉，导入失败！共 " + failureNum + " 条数据格式不正确，错误如下：");
            throw new ServiceException(failureMsg.toString());
        } else {
            successMsg.insert(0, "恭喜您，数据已全部导入成功！共 " + successNum + " 条，数据如下：");
        }
        return successMsg.toString();
    }

    /**
     * 根据昵称模糊查询非普通用户
     *
     * @param nickName 用户昵称
     * @return 用户列表
     */
    @Override
    public List<SysUser> listNotCommonUserLikeNickName(String nickName) {
        return userMapper.selectUserLikeNickName(nickName);
    }

    /**
     * 查询用户年级统计信息
     *
     * @return 用户年级统计信息
     */
    @Override
    public LineBarChartDTO selectStatisticsGrade() {
        int year = Integer.parseInt(DateUtils.getDate().substring(2, 4)) - 3;
        int month = Integer.parseInt(DateUtils.getDate().substring(5, 7));
        if (month < 8) {
            year = year - 1;
        }
        List<UserStatisticsDTO> userStatistics = userMapper.selectStatisticsGrade(year);
        LineBarChartDTO lineBarChartDTO = new LineBarChartDTO();
        List<String> xAxisData = userStatistics.stream().map(UserStatisticsDTO::getGrade).map(String::valueOf).toList();
        List<Integer> seriesData = userStatistics.stream().map(UserStatisticsDTO::getUserCount).toList();
        lineBarChartDTO.setXAxisData(xAxisData);
        lineBarChartDTO.setSeriesData(seriesData);
        return lineBarChartDTO;
    }

    /**
     * 根据openid查询用户信息
     *
     * @param openid 微信openid
     * @return 用户信息
     */
    @Override
    public SysUser selectUserByOpenId(String openid) {
        return userMapper.selectUserByOpenid(openid);
    }

    /**
     * 获取用户积分信息
     *
     * @return 用户积分信息
     */
    @Override
    public IntegralVo getIntegral() {
        IntegralVo integralVo = signInSheetMapper.getIntegralMaxMinAvg();
        IntegralVo integralAndRank = signInSheetMapper.getIntegralAndRankByUser(getUserId());
        if (integralAndRank == null){
            // 如果用户没有签到，则积分为0，排名为总人数
            integralVo.setIntegralRank(integralVo.getUserCount());
            integralVo.setIntegralTotal(0);
        } else {
            // 如果用户有签到，则积分为用户签到积分，排名为用户签到排名
            integralVo.setIntegralRank(integralAndRank.getIntegralRank());
            integralVo.setIntegralTotal(integralAndRank.getIntegralTotal());
        }
        return integralVo;
    }
}
